Static task
static1
Behavioral task
behavioral1
Sample
f81e601fb283c91c3e8228bb56389029a715e239855dcce1a7c93389fde56932.exe
Resource
win7-20240221-en
General
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Target
f81e601fb283c91c3e8228bb56389029a715e239855dcce1a7c93389fde56932.exe
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Size
1.8MB
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MD5
077032b57eac8a4b3221953b0fd1f8f7
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SHA1
6a4f00406bb8be275b0feb3b09a10749c00be3ba
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SHA256
f81e601fb283c91c3e8228bb56389029a715e239855dcce1a7c93389fde56932
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SHA512
f01235cdce95dc221b05013eb56fcd61d5241a70dff4580cccd4f8f37b5af2141f42f86ce7a403821f53c4e0702fc34b1b5c6a1b778878b62c450572d218226a
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SSDEEP
24576:B64XaKyX6vFGSBjTRjaoSqoYbhRLs3VVMgvafByWVxpvraHKsxBXDzAwreJvkdH1:BGkhSq3C30uafnVxtCfXn9eJa
Malware Config
Signatures
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Detects executables packed with unregistered version of .NET Reactor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_DotNetReactor -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource f81e601fb283c91c3e8228bb56389029a715e239855dcce1a7c93389fde56932.exe
Files
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f81e601fb283c91c3e8228bb56389029a715e239855dcce1a7c93389fde56932.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 1.8MB - Virtual size: 1.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 800B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ